Viruses can also form and still be viable unlike a cell. The two main parts of a virus is the protein coat called a which surrounds either or , the nucleus acid of the virus.

the relative standard reduction potential of the half-cell in which reduction occurs; more positive than the other half-cell. reduction is a chemical process in which electrons are added to an atom or an ion; it always occurs accompanied by oxidation of the reducing agent.

b.have there own function.

the answer is b. glad to .